Senior Network Engineer | Cloud & On-Prem Networking

HF Sinclair; Dallas (TX); Hybrid; USD 120,000 - 170,000; Full time

Job summary

HF Sinclair seeks a senior Network Engineer in Dallas, TX to architect, design, implement, and support enterprise networks across on‑premises, hybrid, and cloud environments. The role requires hands‑on Azure networking, automation, and modern operating models, collaborating with infrastructure, security, cloud, and application teams to deliver resilient connectivity.

The ideal candidate will lead large initiatives, mentor engineers, and help set standards and runbooks for secure, scalable

Qualifications

• 7+ years in enterprise networking with multi-site design and support.
• Hands-on Azure networking experience and cloud connectivity.
• Experience with automation, IaC, and modern network operating models.

Responsibilities

• Design, implement, and support enterprise network architectures across data center, campus, branch, and cloud environments.
• Architect and operate hybrid connectivity solutions (ExpressRoute, VPN, vWAN).
• Monitor health, performance, capacity, and availability of network services.
• Lead incident response, root cause analysis, and post‑incident improvements.
• Mentor junior engineers and provide technical leadership on initiatives.

Skills

Network architecture

Cloud networking

Automation

IaC

Scripting

Zero Trust

Leadership

Education

Bachelor's degree in CS/IT

Tools

Azure

ExpressRoute

VPN

vWAN

PowerShell

Python

Terraform

SD-WAN

Job description

HF Sinclair seeks a senior Network Engineer in Dallas, TX to architect, design, implement, and support enterprise networks across on‑premises, hybrid, and cloud environments. The role requires hands‑on Azure networking, automation, and modern operating models, collaborating with infrastructure, security, cloud, and application teams to deliver resilient connectivity.

The ideal candidate will lead large initiatives, mentor engineers, and help set standards and runbooks for secure, scalable